| 31 ago 2026 | Neumeier, Klaus 2238 | Bosch, Jeroen 2415 | ½-½ | A28 Apertura Inglesa: King's English Variation, Four Knights Variation, Quiet Line | European Senior Team Championships 2026 | Senior 50+ | 15 | Ver |
| 30 ago 2026 | Bosch, Jeroen 2415 | Rene, Benoit 2176 | 0-1 | B08 Defensa Pirc: Classical Variation, Quiet System, Parma Defense | European Senior Team Championships 2026 | Senior 50+ | 41 | Ver |
| 29 ago 2026 | Kaganskiy, Gleb 2223 | Bosch, Jeroen 2415 | 0-1 | A15 Apertura Inglesa: Anglo-Indian Defense, King's Indian Formation | European Senior Team Championships 2026 | Senior 50+ | 53 | Ver |
| 27 ago 2026 | Marzano, Carlo 2106 | Bosch, Jeroen 2415 | ½-½ | A48 East Indian Defense | European Senior Team Championships 2026 | Senior 50+ | 73 | Ver |
| 8 ago 2026 | Bosch, Jeroen 2415 | Conquest, Stuart C 2506 | ½-½ | E18 Defensa India de Dama: Classical Variation, Traditional Variation | European Senior Team Championships 2026 | Senior 50+ | 44 | Ver |
| 14 may 2026 | Bosch, Jeroen 2415 | Ondersteijn, Niels 2382 | 1-0 | B00 Defensa Pirc | Finals tiebreak: Bosch, Jeroen - Ondersteijn, Niels | 32 | Ver |
| 14 may 2026 | Ondersteijn, Niels 2382 | Bosch, Jeroen 2415 | 0-1 | A13 Apertura Inglesa: Agincourt Defense | Finale en 3/4e plaats: Ondersteijn, Niels - Bosch, Jeroen | 68 | Ver |
| 14 may 2026 | Bosch, Jeroen 2415 | Goudriaan, Rafael 2247 | 0-1 | D37 Gambito de Dama rehusado: Barmen Variation | tiebreak Halve Finale: Bosch, Jeroen - Goudriaan, Rafael | 40 | Ver |
| 14 may 2026 | Goudriaan, Rafael 2247 | Bosch, Jeroen 2415 | 0-1 | C42 Defensa Petrov: Three Knights Game | Semi Final: Goudriaan, Rafael - Bosch, Jeroen | 39 | Ver |
| 11 abr 2026 | Bosch, Jeroen 2414 | Albers, Sasa 2334 | ½-½ | D58 Gambito de Dama rehusado: Tartakower Defense | Dutch Meesterklasse 2025/26 | 42 | Ver |
| 30 mar 2026 | Bosch, Jeroen 2407 | Ritzerveld, Noah 2205 | 1-0 | D43 Defensa Semieslava: Moscow Variation | KNSB competitie 2025/2026 | 56 | Ver |
| 8 mar 2026 | Van der Werf, Mark 2380 | Bosch, Jeroen 2407 | ½-½ | D63 Gambito de Dama rehusado: Orthodox Defense, Swiss, Carlsbad Variation | KNSB competitie 2025/2026 | 31 | Ver |
| 7 feb 2026 | Schoppen, Casper 2571 | Bosch, Jeroen 2410 | 1-0 | E06 Apertura Catalana: Closed | Dutch Meesterklasse 2025/26 | 35 | Ver |
| 26 dic 2025 | Bosch, Jeroen 2410 | Klaska, Philipp Leon 2322 | 1-0 | D07 Gambito de Dama rehusado: Chigorin Defense, Main Line | Dutch Meesterklasse 2025/26 | 43 | Ver |
| 25 nov 2025 | Bosch, Jeroen 2406 | Beukema, Stefan 2406 | 1-0 | D52 Gambito de Dama rehusado: Cambridge Springs Defense, Yugoslav Variation | KNSB competitie 2025/2026 | 30 | Ver |
| 1 nov 2025 | Lima, Darcy 2396 | Bosch, Jeroen 2406 | ½-½ | C42 Defensa Petrov: Millennium Attack | FIDE World Senior Championship 2025 | Open 50+ | 24 | Ver |
| 31 oct 2025 | Bosch, Jeroen 2403 | Novik, Maxim 2378 | 1-0 | E81 Defensa India de Rey: Sämisch Variation, Bobotsov-Korchnoi-Petrosian Variation | FIDE World Senior Championship 2025 | Open 50+ | 48 | Ver |
| 30 oct 2025 | Bosch, Jeroen 2403 | Grant, Jonathan I M 2134 | 1-0 | D37 Gambito de Dama rehusado: Barmen Variation | FIDE World Senior Championship 2025 | Open 50+ | 36 | Ver |
| 29 oct 2025 | Min, Valeriy 2272 | Bosch, Jeroen 2403 | ½-½ | A06 Apertura Zukertort | FIDE World Senior Championship 2025 | Open 50+ | 11 | Ver |
| 28 oct 2025 | Bosch, Jeroen 2403 | Melikhov, Evgeny V. 2148 | 1-0 | C11 Defensa Francesa: Classical Variation, Burn Variation | FIDE World Senior Championship 2025 | Open 50+ | 39 | Ver |
